Solve, giving your answers correct to 3 significant figures. a. 2 x+2 + 2 x = 220
Question:
Solve, giving your answers correct to 3 significant figures.
a. 2x+2 + 2x = 220
b. 3x+1 = 3x−1 + 32
c. 2x+1 + 5(2x−1) = 24
d. 5x + 53 = 5x+2
e. 4x-1 = 4x - 43
f. 3x+1 - 2(3x-2) = 5
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a 2x2 2x 220 Simplifying we get 4x 2 220 4x 218 x 545 Ther...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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